package org.bouncycastle.asn1;

import java.io.ByteArrayOutputStream;
import java.io.IOException;
import java.util.Enumeration;

/**
 * @deprecated use DERSequence.
 */
public class DERConstructedSequence extends ASN1Sequence {
    public void addObject(DEREncodable obj) {
        super.addObject(obj);
    }

    public int getSize() {
        return size();
    }

    /*
     * A note on the implementation: <p> As DER requires the constructed, definite-length model to be used for structured types, this varies slightly
     * from the ASN.1 descriptions given. Rather than just outputing SEQUENCE, we also have to specify CONSTRUCTED, and the objects length.
     */
    void encode(DEROutputStream out) throws IOException {
        ByteArrayOutputStream bOut = new ByteArrayOutputStream();
        DEROutputStream dOut = new DEROutputStream(bOut);
        Enumeration e = this.getObjects();

        while (e.hasMoreElements()) {
            Object obj = e.nextElement();

            dOut.writeObject(obj);
        }

        dOut.close();

        byte[] bytes = bOut.toByteArray();

        out.writeEncoded(SEQUENCE | CONSTRUCTED, bytes);
    }
}
